Protection Engineering Basics and Schemes Protection Engineering | Page 36

1.1.12.2 Multi ratio: This CT is CT with taps on primary, in it if you are using one secondary contact, no need to short other secondary contacts, because other secondary contacts are dead while not used. 1.1.13 Nameplate Data: The most important point which we must consider is seeing nameplate data before doing any work on CT or commissioning of CT. pg. 36